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III. INSTALLATION
Compatible Cyrix CPU Identification
The only Cyrix CPU that is supported on this motherboard is
labeled Cyrix 6x86 P166+ but must be Revision 2.7 and later.
Look on the underside of the CPU for the serial number. The
number should read G8DC6620A or larger.
8. Voltage Regulator Output Selection (VID0, 1, 2)
These jumpers set the voltage supplied to the CPU. The voltage regulators will
automatically detect and switch between Single Power Plane & Dual Power Planes.
Intel P54C Pentium
Intel P55C Pentium
(75-200MHz)
MMX (150-200MHz)
Type
Intel/AMD/Cryix P54C/CS/K5/M1 3.5V(VRE)
Intel/AMD
AMD
AMD
Intel/Cyrix
Voltage Regulator Output Selection
AMD-K5
(PR75-133MHz)
Setting
Voltage
P54C/CS/K5
3.4V(STD)
K6-PR233
3.2V
K6-PR166,200
2.9V
P55C-MMX/M2 2.8V
P54C/CS/M1
(3.5 Volts)
K6-166/200
(2.9 Volts)
ASUS TX97-X User's Manual
AMD-K6
Cyrix 6x86 166+
(PR166-233MHz)
Rev2.7 (133MHz)
VID2 VID1 VID0
[1-2] [1-2] [2-3]
[2-3] [1-2] [2-3]
[2-3] [
VID1: 3
VID0: 3
[1-2] [2-3] [2-3]
[2-3] [2-3] [2-3]
1
1
1
2
2
2
3
3
3
P54C/CS/K5
K6/PR233
(3.4 Volts)
(3.2 Volts)
1
1
2
2
3
3
P55C/M2
(2.8Volts)
] [1-2]
19
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